import 'package:dashboard/components/action.dart';
import 'package:dashboard/components/channel.dart';
import 'package:dashboard/components/online-conn.dart';
import 'package:flutter/material.dart';

import 'components/cluster.dart';
import 'components/header.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        // This is the theme of your application.
        //
        // TRY THIS: Try running your application with "flutter run". You'll see
        // the application has a purple toolbar. Then, without quitting the app,
        // try changing the seedColor in the colorScheme below to Colors.green
        // and then invoke "hot reload" (save your changes or press the "hot
        // reload" button in a Flutter-supported IDE, or press "r" if you used
        // the command line to start the app).
        //
        // Notice that the counter didn't reset back to zero; the application
        // state is not lost during the reload. To reset the state, use hot
        // restart instead.
        //
        // This works for code too, not just values: Most code changes can be
        // tested with just a hot reload.
        // colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
        primarySwatch: Colors.blue,
        useMaterial3: false,
      ),
      home: const MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({super.key, required this.title});

  // This widget is the home page of your application. It is stateful, meaning
  // that it has a State object (defined below) that contains fields that affect
  // how it looks.

  // This class is the configuration for the state. It holds the values (in this
  // case the title) provided by the parent (in this case the App widget) and
  // used by the build method of the State. Fields in a Widget subclass are
  // always marked "final".

  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  int _counter = 0;

  void _incrementCounter() {
    setState(() {
      // This call to setState tells the Flutter framework that something has
      // changed in this State, which causes it to rerun the build method below
      // so that the display can reflect the updated values. If we changed
      // _counter without calling setState(), then the build method would not be
      // called again, and so nothing would appear to happen.
      _counter++;
    });
  }

  late String _path = '集群状态';

  @override
  Widget build(BuildContext context) {
    // This method is rerun every time setState is called, for instance as done
    // by the _incrementCounter method above.
    //
    // The Flutter framework has been optimized to make rerunning build methods
    // fast, so that you can just rebuild anything that needs updating rather
    // than having to individually change instances of widgets.
    return Scaffold(
      body: Container(
        decoration: const BoxDecoration(
          gradient: LinearGradient(
            colors: [
              Color.fromARGB(255, 233, 212, 121),
              Color.fromARGB(255, 129, 120, 211)
            ],
            begin: Alignment.topLeft,
            end: Alignment.bottomRight,
          ),
        ),
        padding: const EdgeInsets.all(80),
        child: Container(
            decoration: const BoxDecoration(
              color: Color.fromARGB(255, 233, 236, 240),
              borderRadius: BorderRadius.all(Radius.circular(5)),
              boxShadow: [
                BoxShadow(
                  color: Color.fromARGB(100, 0, 0, 0),
                  blurRadius: 5,
                  offset: Offset(2, 2),
                ),
              ],
            ),
            child: Column(
              children: [
                Header(
                  onPathChanged: (path) {
                    setState(() {
                      _path = path;
                    });
                  },
                ),
                Expanded(
                    child: _path == '集群状态'
                        ? const Cluster()
                        : _path == '在线连接'
                            ? const OnlineConn()
                            : _path == '频道'
                                ? const Channel()
                                : _path == '操作'
                                    ? const ActionWidget()
                                    : const Placeholder())
              ],
            )),
      ),
      // This trailing comma makes auto-formatting nicer for build methods.
    );
  }
}
